public class Example7_1 {

   public static void main(String args[]) {

      RedCowForm form = new RedCowForm("红牛农场");

      form.showCowMess();

      form.cow.speak();

      //RedCowForm.RedCow redCow = new RedCowForm.RedCow(180,119,6000);

      //redCow.speak();

   }   

}
